A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 6685-01-090-4392
NSN 6135-01-142-2417
NSN 5895-01-036-6254
NSN 5999-01-657-3478
NSN 5985-01-444-4229
NSN 6220-01-206-4410
NSN 5905-01-367-6746
NSN 5950-01-343-1739
NSN 6110-00-255-0227
NSN 7035-01-555-8793
NSN 5855-01-471-3162
NSN 6650-01-649-0228